Series 60 DDEC VI Troubleshooting – Section 39.4 SPN 411/FMI 13

Section 39.4
SPN 411/FMI 13

This diagnosis is typically EGR Delta P Sensor out of calibration.‪

Section 39.4.1
EGR Delta P Sensor Check

Check as follows”‪

1. Disconnect the EGR Delta P Sensor.
2. Inspect the EGR Delta P Sensor connector for bent, spread or corroded pins.
   1. If pin damage is found, repair as necessary. Refer to "39.4.1.1 Verify Repairs" .
   2. If no pin damage is found, go to step 3 .
3. Replace the EGR Delta P Sensor. When the sensor is replaced, connect DDDL 7.0 and perform the EGR valve calibration service routine.

Section 39.4.1.1
Verify Repairs

Verify repairs as follows:‪

1. Turn ignition OFF.
2. Reconnect any electrical connections that were disconnected to perform the diagnosis.
3. Clear codes with DDDL 7.0 or latest version.
4. Start and bring engine up to operating temperature (over 140°F/60°C).
5. Verify operation is satisfactory and no warning lamps illuminate. If warning lamps illuminate, troubleshoot the codes. If assistance is required, call the Detroit Diesel Customer Support Center at 313–592–5800.